PHYSCI

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Across
  1. 4. He arranged and completed the periodic table based on the properties of the elements
  2. 6. He first proposed the idea of an atom that all things are made of tiny, indivisible particles.
  3. 7. He concluded that atomic number = to the number of protons
  4. 8. He said that atoms contain nucleus by which positively charged located
  5. 9. He discovered the neutral particle in the nucleus
  6. 10. He arranged the periodic table based on the Law of Octave
Down
  1. 1. He said that an atom is composed of negatively charged particles
  2. 2. He called the small indestructible particles atoms, from the Greek word atomos which means “indivisible”
  3. 3. He said that an electron can evolve around an atom following its specified orbital.
  4. 5. The complete name of your teacher in physical science